Portable charger



FIG. 1 is perspective view of a portable charger, showing my design:

FIG. 2 is another perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a back view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken lines present in the drawings are included for the purpose of illustrating portions of the article which form no part of the claimed design. 

CLAIM The ornamental design for portable charger, as shown and described. 